"""
#第九课-浮点型+整数型还是浮点型
"""
from ctypes import HRESULT

# a = 10.0
# b = 9
# c = a+b
# print(c) # 19.0
# print(type(c))  # <class 'float'>

"""
# 两个整形相除，结果还是浮点型
"""
# a = 10
# b = 5
# c = a/b
# print(c) # 2.0
# print(type(c))  # <class 'float'>

"""
科学计数法
"""
pi = 3.14
pi_2 = 314e-2
result = pi is pi_2
print(result) # True
